It is a Potentially Unwanted Program, which can affect the users' consent, awarenes or control over the program.
It monitors the affected user's Internet browsing habits.
It does not spread automatically using its own means.

Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

First detected on:

Sept. 26, 2005

Detection updated on:

May 20, 2008

Statistics

No

Proactive protection:

Yes, using TruPrevent Technologies

Brief Description

Bestoffer belongs to the category of Potentially Unwanted Programs, also known as PUPs.

PUPs are programs that, due to their features or means of distribution, can affect users' consent, awareness or control over operations like:

Installation.

Modifications carried out on the computer.

Behavior of the program.

Processing of personal data.

Uninstallation.

The evaluation criteria of PUPs are based on the proposals suggested by the Anti-Spyware Coalition, organization of which Panda Security is a member.

It captures certain information entered or saved by the user, with the corresponding threat to privacy:
user's browsing habits.

Bestoffer does not spread automatically using its own means. It needs an attacking user's intervention in order to reach the affected computer. The means of transmission used include, among others, floppy disks, CD-ROMs, email messages with attached files, Internet downloads, FTP, IRC channels, peer-to-peer (P2P) file sharing networks, etc.